edid-decode "/sys/class/drm/card0-HDMI-A-1/edid": EDID (hex): 00ffffffffffff0004729c0734222004 2a1e010380342078ea3135a5554ea126 0c5054a54b00714f81809500b300a9c0 810081c09040f14480c870381e403020 350005432100001e000000fd00304b1e 5515000a202020202020000000fc0051 47323431590a202020202020000000ff 00544b514545303035335730310a012d 020325f449900403011412051f132309 07078301000065030c001000681a0000 0101304be6023a801871382d40582c45 0005432100001a011d007251d01e206e 28550005432100001e8c0ad08a20e02d 10103e96000543210000180000000000 00000000000000000000000000000000 00000000000000000000000000000054 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 80 34 20 78 ea chroma info: 31 35 a5 55 4e a1 26 0c 50 54 established: a5 4b 00 standard: 71 4f 81 80 95 00 b3 00 a9 c0 81 00 81 c0 90 40 descriptor 1: f1 44 80 c8 70 38 1e 40 30 20 35 00 05 43 21 00 00 1e descriptor 2: 00 00 00 fd 00 30 4b 1e 55 15 00 0a 20 20 20 20 20 20 descriptor 3: 00 00 00 fc 00 51 47 32 34 31 59 0a 20 20 20 20 20 20 descriptor 4: 00 00 00 ff 00 54 4b 51 45 45 30 30 35 33 57 30 31 0a extensions: 01 checksum: 2d EDID version: 1.3 Manufacturer: ACR Model 79c Serial Number ... Made in week 42 of 2020 Digital display Maximum image size: 52 cm x 32 cm Gamma: 2.20 DPMS levels: Standby Suspend Off RGB color display First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6445, 0.3349 Green: 0.3046, 0.6298 Blue: 0.1484, 0.0498 White: 0.3134, 0.3291 Established timings supported: 720x400@70Hz 9:5 HorFreq: 31469 Hz Clock: 28.320 MHz 640x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 25.175 MHz 640x480@75Hz 4:3 HorFreq: 37500 Hz Clock: 31.500 MHz 800x600@60Hz 4:3 HorFreq: 37900 Hz Clock: 40.000 MHz 800x600@75Hz 4:3 HorFreq: 46900 Hz Clock: 49.500 MHz 1024x768@60Hz 4:3 HorFreq: 48400 Hz Clock: 65.000 MHz 1024x768@75Hz 4:3 HorFreq: 60000 Hz Clock: 78.750 MHz 1280x1024@75Hz 5:4 HorFreq: 80000 Hz Clock: 135.000 MHz Standard timings supported: 1152x864@75Hz 4:3 HorFreq: 67500 Hz Clock: 108.000 MHz 1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz 1440x900@60Hz 16:10 HorFreq: 55500 Hz Clock: 88.750 MHz 1680x1050@60Hz 16:10 HorFreq: 64700 Hz Clock: 119.000 MHz 1600x900@60Hz 16:9 1280x800@60Hz 16:10 1280x720@60Hz 16:9 1400x1050@60Hz 4:3 HorFreq: 64700 Hz Clock: 101.000 MHz Detailed mode: Clock 176.490 MHz, 517 mm x 323 mm 1920 1968 2000 2120 hborder 0 1080 1083 1088 1110 vborder 0 +hsync +vsync VertFreq: 75 Hz, HorFreq: 83250 Hz Monitor ranges (GTF): 48-75Hz V, 30-85kHz H, max dotclock 210MHz Monitor name: QG241Y Serial number: ... Has 1 extension blocks Checksum: 0x2d (valid) CTA extension block Extension version: 3 33 bytes of CTA data Video data block VIC 16 1920x1080@60Hz 16:9 (native) HorFreq: 67500 Hz Clock: 148.500 MHz VIC 4 1280x720@60Hz 16:9 HorFreq: 45000 Hz Clock: 74.250 MHz VIC 3 720x480@60Hz 16:9 HorFreq: 31469 Hz Clock: 27.000 MHz VIC 1 640x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 25.175 MHz VIC 20 1920x1080i@50Hz 16:9 HorFreq: 28125 Hz Clock: 74.250 MHz VIC 18 720x576@50Hz 16:9 HorFreq: 31250 Hz Clock: 27.000 MHz VIC 5 1920x1080i@60Hz 16:9 HorFreq: 33750 Hz Clock: 74.250 MHz VIC 31 1920x1080@50Hz 16:9 HorFreq: 56250 Hz Clock: 148.500 MHz VIC 19 1280x720@50Hz 16:9 HorFreq: 37500 Hz Clock: 74.250 MHz Audio data block Linear PCM, max channels 2 Supported sample rates (kHz): 48 44.1 32 Supported sample sizes (bits): 24 20 16 Speaker allocation data block Speaker map: FL/FR - Front Left/Right Vendor-specific data block, OUI 000c03 (HDMI) Source physical address 1.0.0.0 Vendor-specific data block, OUI 00001a Underscans PC formats by default Basic audio support Supports YCbCr 4:4:4 Supports YCbCr 4:2:2 4 native detailed modes Detailed mode: Clock 148.500 MHz, 517 mm x 323 mm 1920 2008 2052 2200 hborder 0 1080 1084 1089 1125 vborder 0 +hsync -vsync VertFreq: 60 Hz, HorFreq: 67500 Hz Detailed mode: Clock 74.250 MHz, 517 mm x 323 mm 1280 1390 1430 1650 hborder 0 720 725 730 750 vborder 0 +hsync +vsync VertFreq: 60 Hz, HorFreq: 45000 Hz Detailed mode: Clock 27.000 MHz, 517 mm x 323 mm 720 736 798 858 hborder 0 480 489 495 525 vborder 0 -hsync -vsync VertFreq: 59 Hz, HorFreq: 31468 Hz Checksum: 0x54 (valid) One or more of the timings is out of range of the Monitor Ranges: Vertical Freq: 50 - 75 Hz Horizontal Freq: 28125 - 83250 Hz Maximum Clock: 176.490 MHz EDID block does not conform at all! Both the serial number ... edid-decode "/sys/class/drm/card0-LVDS-1/edid": EDID (hex): 00ffffffffffff0030e4972200000000 00140103802313780a28659759548e27 1e505400000001010101010101010101 0101010101013d1d56c1500020303020 350059c2100000190000000000000000 00000000000000000000000000fe004c 4720446973706c61790a2020000000fe 004c503135365748332d544c4c310094 Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 80 23 13 78 0a chroma info: 28 65 97 59 54 8e 27 1e 50 54 established: 00 00 00 standard: 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 descriptor 1: 3d 1d 56 c1 50 00 20 30 30 20 35 00 59 c2 10 00 00 19 descriptor 2: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 descriptor 3: 00 00 00 fe 00 4c 47 20 44 69 73 70 6c 61 79 0a 20 20 descriptor 4: 00 00 00 fe 00 4c 50 31 35 36 57 48 33 2d 54 4c 4c 31 extensions: 00 checksum: 94 EDID version: 1.3 Manufacturer: LGD Model 2297 Serial Number ... Made in year 2010 Digital display Maximum image size: 35 cm x 19 cm Gamma: 2.20 RGB color display First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.5898, 0.3496 Green: 0.3300, 0.5546 Blue: 0.1533, 0.1191 White: 0.3134, 0.3291 Established timings supported: Standard timings supported: Detailed mode: Clock 74.850 MHz, 345 mm x 194 mm 1366 1414 1446 1559 hborder 0 768 771 776 800 vborder 0 -hsync -vsync VertFreq: 60 Hz, HorFreq: 48011 Hz Manufacturer-specified data, tag 0 ASCII string: LG Display ASCII string: LP156WH3-TLL1 Checksum: 0x94 (valid) EDID block does NOT conform to EDID 1.3! Missing name descriptor Missing monitor ranges